2259816299957 has 2 divisors, whose sum is σ = 2259816299958. Its totient is φ = 2259816299956.

The previous prime is 2259816299927. The next prime is 2259816299999. The reversal of 2259816299957 is 7599926189522.

It is a happy number.

2259816299957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1328927089681 + 930889210276 = 1152791^2 + 964826^2 .

It is a cyclic number.

It is not a de Polignac number, because 2259816299957 - 2⁶ = 2259816299893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2259816299927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129908149978 + 1129908149979.

It is an arithmetic number, because the mean of its divisors is an integer number (1129908149979).

Almost surely, 2^{2259816299957} is an apocalyptic number.

It is an amenable number.

2259816299957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259816299957 is an equidigital number, since it uses as much as digits as its factorization.

2259816299957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 440899200, while the sum is 74.

The spelling of 2259816299957 in words is "two trillion, two hundred fifty-nine billion, eight hundred sixteen million, two hundred ninety-nine thousand, nine hundred fifty-seven".